APA

Hopkins A., Potter J., . (2003). Animals in Danger. Oxford: Oxford University Press.

Chicago

Hopkins A, Potter J, . 2003. Animals in Danger. Oxford: Oxford University Press.

Harvard

Hopkins A., Potter J., . (2003). Animals in Danger. Oxford: Oxford University Press.

MLA

Hopkins A, Potter J, . Animals in Danger. Oxford: Oxford University Press. 2003.